2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 1 3 5 7 9 11 13 15 17 19 21 24 25 27 29
 (at the computer)
 (at the computer)
30 PIN ??? CONNECTOR at the computer.
| Pin | Name | Description | 
|---|---|---|
| 1 | GND | Video Ground | 
| 2 | GND | Video Ground | 
| 3 | XCLK | External Genlock Clock (in) | 
| 4 | R | Red (in to video card) | 
| 5 | /XCLKEN | Enables External Clock on XCLK. | 
| 6 | BR | Buffered Red (out from video card) | 
| 7 | GND | Video Ground | 
| 8 | G | Green (in to video card) | 
| 9 | GMS0 | Genlock mode 0 (from computer, genlock button) | 
| 10 | BG | Buffered Green (out from video card) | 
| 11 | GMS1 | Genlock mode 1 (from computer, genlock button) | 
| 12 | B | Blue (in to video card) | 
| 13 | /PIXELSW | Genlock signal | 
| 14 | BB | Buffered Blue (out from video card) | 
| 15 | VSYNC | Vertical Sync (in to video card) | 
| 16 | CSYNC | Horizontal Sync (in to video card) | 
| 17 | HSYNC | Composite Sync (in to video card) | 
| 18 | BCSYNC | Buffered Composite Sync (out from video card) | 
| 19 | GND | Video Ground | 
| 20 | AUDR | Audio Right Output (from computer to RF modulator) | 
| 21 | DGND | Digital Ground | 
| 22 | AUDL | Audio Left Output (from computer to RF modulator) | 
| 23 | -12V | -12 VDC (can be -5 VDC instead) | 
| 24 | DGND | Digital Ground | 
| 25 | +12V | +12 VDC | 
| 26 | /CD/TV | CD/TV button. (Low=CDTV video on RF, High=Antenna) | 
| 27 | VCC | +5 VDC | 
| 28 | /CCK | 3.58 MHz color clock (C1 clock) | 
| 29 | GND | Video Ground | 
| 30 | VCC | +5 VDC | 
Note: Used for RF-modulator usually.
| Contributor: | Joakim Ögren | 
| Source: | Darren Ewaniuk's CDTV Technical Information | 
  Copyright © The Hardware Book Team 1996-2004.
  May be copied and redistributed, partially or in whole, as appropriate.
  Document last modified: 2002-01-10